From mboxrd@z Thu Jan 1 00:00:00 1970 From: vamsidhar.s86@gmail.com (vamidhar s) Date: Tue, 21 Dec 2010 10:10:47 +0530 Subject: writing boot loader In-Reply-To: <4D0B734E.3030406@gmail.com> References: <4D0B2363.5070204@gmail.com> <4D0B734E.3030406@gmail.com> Message-ID: To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org processor -bcm53003 its mips 32 . i am planning to port linux 2.6.27. i got some reference code to builld cfe bootloader,but i dont know where to start in that code. bootloader has to perform these low level initialization Reset and ROM trap handler vectors ? CPU and FPU initialization ? L1 and L2 Cache initialization ? Multiprocessor initialization ? Memory controller initialization ? PCI and LDT bus configuration ? Environment variables ? Console device initialization ? Bootstrap device initialization On Fri, Dec 17, 2010 at 7:57 PM, Chaitannya Mahatme wrote: > On Friday 17 December 2010 03:05 PM, Anuz Pratap Singh Tomar wrote: > > > > On Fri, Dec 17, 2010 at 8:46 AM, Mahatme wrote: > >> Hi Vamidhar, >> >> >> You need to provide more information regarding your development. What >> bootloader you want to install / create depends on many factors >> >> 1. What is your target application. >> 2. Chip architecture : does it have MMU (most significant parameter) >> 3. Is there a bootloader existing for the architecture (u-boot / Grub >> / Lilo ) have ready made ports for lot of architectures. You would have to >> see if they already have done the development. >> 4. What OS you are planning to port.. or there is no OS to be >> installed. E.g. some bootloaders like u-boot are optimized for Linux >> kernel. >> >> Please answer to those question so that you would get more relevant >> answer. >> >> Chaitannya, > > its utterly rude to top post. Please don't do that.(read community > guidelines) > > its most likely Linux(if not, probably this in not the list for it), and > there were couple of mails where he did discuss about arch and detail. > > > > > Got your point... It's just that I am following this convention since past > 10 years (No one told me it was rude). > Also about the Vamidhar post I did not find any old reference. > > > -- > Cheers !!! > Chaitannya > > follow me on twitter http://twitter.com/chaitannya > > I believe there's a hero in all of us > who keeps us honest, gives us strength, makes us noble, and finally allows > us to die with pride, > even though sometimes we have to be steady, and give up the thing we want > the most... even our dreams. > - Spider Man 2 > -- To unsubscribe from this list: send an email with "unsubscribe > kernelnewbies" to ecartis at nl.linux.org Please read the FAQ at > http://kernelnewbies.org/FAQ -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20101221/1a32192e/attachment-0001.html